diff --git a/Gemfile.lock b/Gemfile.lock
index 6f8a53d181..c47f4e9307 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -38,7 +38,7 @@ GEM
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    active_model_serializers (0.10.8)
+    active_model_serializers (0.10.9)
       actionpack (>= 4.1, < 6)
       activemodel (>= 4.1, < 6)
       case_transform (>= 0.2)